Vex t star drive screwdrivers packs of 5 vex 276 5236 a pack of 5 t15 star drive screwdrivers for use with vex star drive 8 32 screwsstar drive screws are able to withstand a greater amount of torque than standard hexagonal headed vex screws allowing builders to truly lock down their mechanisms vex t15 star screwdriver 5 pack